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Why does the Service engine soon light go back on after we changed the spark plugs?
Wiki User
∙ 15y ago
There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.
Wiki User
∙ 15y ago
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Service engine light in a discovery?
i have replaced the plugs and wires and my service engine light comes again in 2004 land rover discovery
Could faulty spark plugs cause engine light to stay on?
Yes. Your Check Engine light or Service Engine Soon light.
You just changed the plugs on a 2000 mirage Now a day later the check engine light is on you also changed air filter note the light was not on before you changed the plugs and filter and did not come?
did you change the wires also. if not you probablly have a loose wire for one of the plugs. does it run any different
Can the service engine light have anything to do with worn spark plugs?
yes it can ! most new cars the check engine light can come on for many reasons. even a bad gas cap will trigger this light to come on
Why is the reduced engine power and check engine light Chevy suburban?
If the check engine light code is "Random Multiple Misfirings", you need a tune up. Have the spark plugs and wires changed. The loss of power is due to misfirings.
Would replacing spark plugs and wires cause service engine light to come on?
No, not unless your connect the plug wires wrong or one of the new spark plugs was bad.
You changed your spark plugs on your ford focus in the rain now your engine warning lights on why?
Spark plugs are electrical components that should not have contact with any sort of fluid. The engine warning light is on as a warning for a possible electrical system issue.
You just changed the plugs in your 1991 Ford Bronco and now the check engine light is on and wasnt on before you did it How do you get it to go off?
You can turn off the check engine light by disconnecting the negative battery terminal for a couple of minutes.
Why the engine feels rough after changed the spark plugs?
the transmition ,is probably not adjusted to the spark plugs,or their not the right spark plugs
Can spark plugs be changed while the engine is hot?
No. The differential heating will probably lock the plugs in place until the engine cools down.
What will cause a Triton 4.6l engine to miss sometimes and the service engine light to come on and then go off?
the cause of this indicates one or more spark plugs,and/or coils need replacing
Why would you be losing power and why is it some time your engine light come on?
Your engine could be losing power and your check engine light coming on for many reasons. It could be your spark plugs needing to be changed. Your fuel pump or fuel filter could be clogged or starting to wear out, or your engine oil is to low.
